| Phase |
Item |
Description |
Deliverables |
| Phase-I Engineering Design |
Analysis of assembly process |
Feasibility Analysis of Welding Process |
Analysis Report for Assembly of Welding Parts |
| Interference inspection of parts assembly |
| Feasibility analysis of welding process |
Define parts connection mode (steel spot welding, aluminum spot welding, CO2 shielded welding, SPR, FDS, Flexweld, Bolt, etc.) |
Report for Feasibility Analysis of Welding Process |
| Analysis and determination of the quantity, size and surface quality of welding spots |
| Analysis of welding overlap |
| Define gluing method and area |
| Weldability Analysis |
Analyze and optimize the methods of welding between parts (manual welding, automatic welding, robot welding or laser welding, etc.) |
Weldability Analysis Report |
| Feasibility analysis of projection welding nut, stud and spot welding |
| Analysis on the number of welding spots and the human-machine operability of welding parts |
| Phase-II Engineering Design |
Partitioning of car body structure |
Establish assembly strategy |
Family Tree |
| Analysis of partitioned sub-assembly structure |
| Analysis of Positioning and Clamping Points |
Analysis of locating hole |
PLP document |
| Analysis of locating surface |
| Definition and analysis of support clamping surface |
| Welding Process Planning |
Analysis on the loading sequence of parts |
Process Planning Scheme |
| Analyze and optimize the operation content and realization form of each station |
| Process design (work sequence, welding content, welding position, welding quantity, standard working time, equipment and fixture) |
| Layout plan and workshop logistics design (define and optimize workshop station layout, process flow and logistics) |
Layout |
| Analysis of operation man-hour (analyze the cycle time and balance of each station, define the number of workers at each station and adjust the work content of each station) |
Cycle Time |
| Phase-III Engineering Design |
Simulation |
Selection & simulation of robot, welding gun and other process equipment |
Simulation |
| Simulation of joining process accessibility |
| Logistics simulation |
Simulation and verification of the cycle time and output of production line |
Plant Simulation |
| verification of the buffer quantity between and within production lines |
| 3D design |
3D structure design |
3D |
| Design of conveying (between lines, within lines, equipment switching, etc.) |
| Multi-vehicle flexible switching assembly structure |
